4378772803 has 2 divisors, whose sum is σ = 4378772804. Its totient is φ = 4378772802.

The previous prime is 4378772791. The next prime is 4378772819. The reversal of 4378772803 is 3082778734.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4378772803 - 2⁹ = 4378772291 is a prime.

It is not a weakly prime, because it can be changed into another prime (4378772863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2189386401 + 2189386402.

It is an arithmetic number, because the mean of its divisors is an integer number (2189386402).

Almost surely, 2^4378772803 is an apocalyptic number.

4378772803 is a deficient number, since it is larger than the sum of its proper divisors (1).

4378772803 is an equidigital number, since it uses as much as digits as its factorization.

4378772803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1580544, while the sum is 49.

The square root of 4378772803 is about 66172.2963406893. The cubic root of 4378772803 is about 1636.0031567332.

The spelling of 4378772803 in words is "four billion, three hundred seventy-eight million, seven hundred seventy-two thousand, eight hundred three".